An Overview of Deformation Path Shapes on Equal Channel Angular Pressing” (2022)

Authors: E. Baysal, O. Koçar, E. Kocaman, U. Köklü

Journal: Metals 12 (11), 1800

Summary: This paper discusses the deformation paths formed during equal channel angular pressing (ECAP). The study focuses on how different processing parameters, such as the angle of the channels, affect the microstructure and mechanical properties of the material.

“Mechanical Behavior of a Friction Welded AA6013/AA7075 Beam” (2022)

Authors: O. Koçar, M. Yetmez, E. Baysal, H.A. Ozyigit

Journal: Materials Testing 64 (2), 284-293

Summary: This research investigates the mechanical properties of beams made from AA6013 and AA7075 aluminum alloys joined via friction welding. The study examines the mechanical behavior of the weld joint, focusing on parameters such as strength, hardness, and fracture toughness.

“A New Approach in Part Design for Friction Stir Welding of 3D-Printed Parts with Different Infill Ratios and Colors” (2024)

Authors: O. Koçar, N. Anaç, E. Baysal

Journal: Polymers 16 (13), 1790

Summary: This paper introduces a novel approach to part design for friction stir welding (FSW) of 3D-printed parts. The study evaluates how different infill ratios and colors in 3D printing affect the welding process, quality, and mechanical properties of the final product.

“Eşit Kanallı Açısal Presleme Yönteminde Kanal Açılarının ve İç Köşe Kavisinin Deformasyona Etkisinin Sonlu Elemanlar Metodu ile İncelenmesi” (2023)

Authors: E. Baysal, O. Koçar, N. Anaç, F. Darıcı

Journal: Çukurova Üniversitesi Mühendislik Fakültesi Dergisi 38 (3), 859-873

Summary: This paper investigates the effect of channel angles and inner corner radii on deformation during equal channel angular pressing (ECAP) using finite element method (FEM) simulations. The research provides insights into how these factors influence material flow and structural integrity.

“Görüntü İşleme Teknikleri ile Rulo Sac Hassas Doğrultmada Silindir Konumlarının Belirlenmesi” (2021)

Authors: O. Koçar, S. Dikici, H. Uçar, E. Baysal

Journal: El-Cezeri 8 (2), 604-617

Summary: This article explores the use of image processing techniques to determine the cylinder positions in precision flattening of rolled sheets. The study demonstrates how computer vision can enhance manufacturing processes, particularly in achieving high precision in material deformation.

“3B Yazıcıda Üretilen Plakaların Sürtünme Karıştırma Kaynak Parametrelerinin YSA ile Tahmini” (2024)

Authors: N. Anaç, O. Koçar, E. Baysal

Journal: Niğde Ömer Halisdemir Üniversitesi Mühendislik Bilimleri Dergisi 13 (1), 176-187

Summary: This paper presents a prediction model using artificial neural networks (ANN) to estimate the parameters for friction stir welding of 3D-printed plates. The research focuses on optimizing welding conditions to improve the quality and strength of the welded joints.

“Etial 180 Alaşımına İlave Edilen Bakırın Mikroyapı, Sertlik ve Korozyon Üzerindeki Etkisi” (2023)

Authors: E. Kocaman, E. Baysal, O. Koçar, A.S. Güldibi, S. Şirin

Journal: Niğde Ömer Halisdemir Üniversitesi Mühendislik Bilimleri Dergisi 12 (2), 604-611

Summary: This study investigates the impact of adding copper to Etial 180 alloy, focusing on its effect on microstructure, hardness, and corrosion resistance. The findings highlight the potential improvements in material properties when copper is incorporated into the alloy.

“Barkhausen Noise as A Magnetic Nondestructive Testing Technique”

Authors: Ö. Adanur, O. Koçar, A.S. Güldibi, E. Kocaman, E. Baysal

Journal: Black Sea Journal of Engineering and Science 7 (4), 7-8

Summary: The paper explores the use of Barkhausen noise as a nondestructive testing (NDT) technique to assess the magnetic properties of materials. This method is useful in evaluating the integrity and structural health of components without causing damage.

“AA6013/AA7075 Alüminyum Malzemelerin Sürtünme Kaynağı Yöntemiyle Birleştirilmesi ve Analizi”

Authors: E. Baysal, O. Koçar, M. Yetmez, H.A. Ozyigit

Summary: This research focuses on the friction stir welding (FSW) of AA6013 and AA7075 aluminum alloys, analyzing the mechanical properties, microstructure, and joint quality achieved by this welding method.